Two CRPF jawans and two civilians were injured in a grenade explosion in Srinagar's commercial hub Lal Chowk on Sunday afternoon.
A police spokesman said unidentified militants alighted in busy Lal Chowk and attacked a CRPF installation there.
"The grenade exploded with a bang. Two CRPF jawans and two civilians were injured in the attack," the police said.
Security forces have cordoned off the area. According to the latest reports, the militants managed to escape from the spot.